#ifndef _WX_DATAVIEW_H_BASE_
#define _WX_DATAVIEW_H_BASE_

#include "wx/defs.h"
#include "wx/control.h"
#include "wx/textctrl.h"
#include "wx/bitmap.h"
#include "wx/variant.h"


#if defined(__WXGTK20__)


#elif defined(__WXMAC__)
#define wxUSE_GENERICDATAVIEWCTRL 1
#else
#define wxUSE_GENERICDATAVIEWCTRL 1
#endif

class WXDLLIMPEXP_FWD_ADV wxDataViewModel;
class WXDLLIMPEXP_FWD_ADV wxDataViewListModel;
class WXDLLIMPEXP_FWD_ADV wxDataViewCtrl;
class WXDLLIMPEXP_FWD_ADV wxDataViewColumn;
class WXDLLIMPEXP_FWD_ADV wxDataViewRenderer;

extern WXDLLIMPEXP_DATA_ADV( const wxChar ) wxDataViewCtrlNameStr[];

class WXDLLIMPEXP_ADV wxDataViewModel: public wxObject {
  public:
    wxDataViewModel() { }
    virtual ~wxDataViewModel() { }

  protected:
    DECLARE_DYNAMIC_CLASS_NO_COPY( wxDataViewModel )
};

class WXDLLIMPEXP_ADV wxDataViewListModelNotifier: public wxObject {
  public:
    wxDataViewListModelNotifier() { }
    virtual ~wxDataViewListModelNotifier() { }

    virtual bool RowAppended() = 0;
    virtual bool RowPrepended() = 0;
    virtual bool RowInserted( unsigned int before ) = 0;
    virtual bool RowDeleted( unsigned int row ) = 0;
    virtual bool RowChanged( unsigned int row ) = 0;
    virtual bool ValueChanged( unsigned int col, unsigned int row ) = 0;
    virtual bool RowsReordered( unsigned int *new_order ) = 0;
    virtual bool Cleared() = 0;

    void SetOwner( wxDataViewListModel *owner ) { m_owner = owner; }
    wxDataViewListModel *GetOwner()             { return m_owner; }

  private:
    wxDataViewListModel *m_owner;
};





class WXDLLIMPEXP_ADV wxDataViewViewingColumn: public wxObject {
  public:
    wxDataViewViewingColumn( wxDataViewColumn *view_column, unsigned int model_column ) {
      m_viewColumn = view_column;
      m_modelColumn = model_column;
    }

    wxDataViewColumn   *m_viewColumn;
    unsigned int m_modelColumn;
};

class WXDLLIMPEXP_ADV wxDataViewListModel: public wxDataViewModel {
  public:
    wxDataViewListModel();
    virtual ~wxDataViewListModel();

    virtual unsigned int GetNumberOfRows() = 0;
    virtual unsigned int GetNumberOfCols() = 0;

    virtual wxString GetColType( unsigned int col ) = 0;

    virtual void GetValue( wxVariant &variant, unsigned int col, unsigned int row ) = 0;

    virtual bool SetValue( wxVariant &variant, unsigned int col, unsigned int row ) = 0;
    void GetValueByRow( wxVariant& variant, unsigned row, unsigned col ) const {
      const_cast<wxDataViewListModel*>( this )->GetValue( variant, col, row );
    }


    bool SetValueByRow( const wxVariant& variant, unsigned row, unsigned col ) {
      return SetValue( ( wxVariant& )variant, col, row );
    }
    virtual bool RowAppended();
    virtual bool RowPrepended();
    virtual bool RowInserted( unsigned int before );
    virtual bool RowDeleted( unsigned int row );
    virtual bool RowChanged( unsigned int row );
    virtual bool ValueChanged( unsigned int col, unsigned int row );
    virtual bool RowsReordered( unsigned int *new_order );
    virtual bool Cleared();


    void AddViewingColumn( wxDataViewColumn *view_column, unsigned int model_column );
    void RemoveViewingColumn( wxDataViewColumn *column );

    void AddNotifier( wxDataViewListModelNotifier *notifier );
    void RemoveNotifier( wxDataViewListModelNotifier *notifier );

    wxList                      m_notifiers;
    wxList                      m_viewingColumns;

  protected:
    DECLARE_DYNAMIC_CLASS_NO_COPY( wxDataViewListModel )
};





typedef int ( wxCALLBACK *wxDataViewListModelCompare )
( unsigned int row1, unsigned int row2, unsigned int col, wxDataViewListModel* model );

WX_DEFINE_SORTED_USER_EXPORTED_ARRAY_SIZE_T( unsigned int, wxDataViewSortedIndexArray, WXDLLIMPEXP_ADV );

class WXDLLIMPEXP_ADV wxDataViewSortedListModel: public wxDataViewListModel {
  public:
    wxDataViewSortedListModel( wxDataViewListModel *child );
    virtual ~wxDataViewSortedListModel();

    void SetAscending( bool ascending ) { m_ascending = ascending; }
    bool GetAscending() { return m_ascending; }

    virtual unsigned int GetNumberOfRows();
    virtual unsigned int GetNumberOfCols();

    virtual wxString GetColType( unsigned int col );

    virtual void GetValue( wxVariant &variant, unsigned int col, unsigned int row );

    virtual bool SetValue( wxVariant &variant, unsigned int col, unsigned int row );


    virtual bool RowAppended();
    virtual bool RowPrepended();
    virtual bool RowInserted( unsigned int before );
    virtual bool RowDeleted( unsigned int row );
    virtual bool RowChanged( unsigned int row );
    virtual bool ValueChanged( unsigned int col, unsigned int row );
    virtual bool RowsReordered( unsigned int *new_order );
    virtual bool Cleared();


    bool ChildRowAppended();
    bool ChildRowPrepended();
    bool ChildRowInserted( unsigned int before );
    bool ChildRowDeleted( unsigned int row );
    bool ChildRowChanged( unsigned int row );
    bool ChildValueChanged( unsigned int col, unsigned int row );
    bool ChildRowsReordered( unsigned int *new_order );
    bool ChildCleared();

    virtual void Resort();

  private:
    bool                             m_ascending;
    wxDataViewListModel             *m_child;
    wxDataViewSortedIndexArray       m_array;
    wxDataViewListModelNotifier     *m_notifierOnChild;

    void InitStatics();

  protected:
    DECLARE_DYNAMIC_CLASS_NO_COPY( wxDataViewSortedListModel )
};





enum wxDataViewCellMode {
  wxDATAVIEW_CELL_INERT,
  wxDATAVIEW_CELL_ACTIVATABLE,
  wxDATAVIEW_CELL_EDITABLE
};

enum wxDataViewCellRenderState {
  wxDATAVIEW_CELL_SELECTED    = 1,
  wxDATAVIEW_CELL_PRELIT      = 2,
  wxDATAVIEW_CELL_INSENSITIVE = 4,
  wxDATAVIEW_CELL_FOCUSED     = 8
};

class WXDLLIMPEXP_ADV wxDataViewRendererBase: public wxObject {
  public:
    wxDataViewRendererBase( const wxString &varianttype, wxDataViewCellMode mode = wxDATAVIEW_CELL_INERT );

    virtual bool SetValue( const wxVariant& ( value ) ) { return true; }
    virtual bool GetValue( wxVariant& ( value ) )       { return true; }
    virtual bool Validate( wxVariant& ( value ) )       { return true; }

    wxString GetVariantType()       { return m_variantType; }
    wxDataViewCellMode GetMode()    { return m_mode; }

    void SetOwner( wxDataViewColumn *owner )    { m_owner = owner; }
    wxDataViewColumn* GetOwner()                { return m_owner; }

  protected:
    wxDataViewCellMode      m_mode;
    wxString                m_variantType;
    wxDataViewColumn       *m_owner;

  protected:
    DECLARE_DYNAMIC_CLASS_NO_COPY( wxDataViewRendererBase )
};





enum wxDataViewColumnFlags {
  wxDATAVIEW_COL_RESIZABLE  = 1,
  wxDATAVIEW_COL_SORTABLE   = 2,
  wxDATAVIEW_COL_HIDDEN     = 4
};

class WXDLLIMPEXP_ADV wxDataViewColumnBase: public wxObject {
  public:
    wxDataViewColumnBase( const wxString &title, wxDataViewRenderer *renderer, unsigned int model_column,
                          int width = 80, int flags = wxDATAVIEW_COL_RESIZABLE );
    wxDataViewColumnBase( const wxBitmap &bitmap, wxDataViewRenderer *renderer, unsigned int model_column,
                          int width = 80, int flags = wxDATAVIEW_COL_RESIZABLE );
    virtual ~wxDataViewColumnBase();

    virtual void SetTitle( const wxString &title );
    virtual wxString GetTitle();

    virtual void SetBitmap( const wxBitmap &bitmap );
    virtual const wxBitmap &GetBitmap();

    virtual void SetAlignment( wxAlignment align ) = 0;

    virtual void SetSortable( bool sortable ) = 0;
    virtual bool GetSortable() = 0;
    virtual void SetSortOrder( bool ascending ) = 0;
    virtual bool IsSortOrderAscending() = 0;

    wxDataViewRenderer* GetRenderer()       { return m_renderer; }

    unsigned int GetModelColumn()           { return m_model_column; }

    virtual void SetOwner( wxDataViewCtrl *owner )  { m_owner = owner; }
    wxDataViewCtrl *GetOwner()              { return m_owner; }

    virtual int GetWidth() = 0;

  private:
    wxDataViewCtrl          *m_ctrl;
    wxDataViewRenderer      *m_renderer;
    int                      m_model_column;
    int                      m_flags;
    wxString                 m_title;
    wxBitmap                 m_bitmap;
    wxDataViewCtrl          *m_owner;

  protected:
    DECLARE_DYNAMIC_CLASS_NO_COPY( wxDataViewColumnBase )
};





#define wxDV_SINGLE                  0x0000
#define wxDV_MULTIPLE                0x0020

class WXDLLIMPEXP_ADV wxDataViewCtrlBase: public wxControl {
  public:
    wxDataViewCtrlBase();
    virtual ~wxDataViewCtrlBase();

    virtual bool AssociateModel( wxDataViewListModel *model );
    wxDataViewListModel* GetModel();


    bool AppendTextColumn( const wxString &label, unsigned int model_column,
                           wxDataViewCellMode mode = wxDATAVIEW_CELL_INERT, int width = -1 );
    bool AppendToggleColumn( const wxString &label, unsigned int model_column,
                             wxDataViewCellMode mode = wxDATAVIEW_CELL_INERT, int width = 30 );
    bool AppendProgressColumn( const wxString &label, unsigned int model_column,
                               wxDataViewCellMode mode = wxDATAVIEW_CELL_INERT, int width = 80 );
    bool AppendDateColumn( const wxString &label, unsigned int model_column,
                           wxDataViewCellMode mode = wxDATAVIEW_CELL_ACTIVATABLE, int width = -1 );
    bool AppendBitmapColumn( const wxString &label, unsigned int model_column,
                             wxDataViewCellMode mode = wxDATAVIEW_CELL_INERT, int width = -1 );
    bool AppendTextColumn( const wxBitmap &label, unsigned int model_column,
                           wxDataViewCellMode mode = wxDATAVIEW_CELL_INERT, int width = -1 );
    bool AppendToggleColumn( const wxBitmap &label, unsigned int model_column,
                             wxDataViewCellMode mode = wxDATAVIEW_CELL_INERT, int width = 30 );
    bool AppendProgressColumn( const wxBitmap &label, unsigned int model_column,
                               wxDataViewCellMode mode = wxDATAVIEW_CELL_INERT, int width = 80 );
    bool AppendDateColumn( const wxBitmap &label, unsigned int model_column,
                           wxDataViewCellMode mode = wxDATAVIEW_CELL_ACTIVATABLE, int width = -1 );
    bool AppendBitmapColumn( const wxBitmap &label, unsigned int model_column,
                             wxDataViewCellMode mode = wxDATAVIEW_CELL_INERT, int width = -1 );

    virtual bool AppendColumn( wxDataViewColumn *col );
    virtual unsigned int GetNumberOfColumns();
    virtual bool DeleteColumn( unsigned int pos );
    virtual bool ClearColumns();
    virtual wxDataViewColumn* GetColumn( unsigned int pos );

    virtual void SetSelection( int row ) = 0;
    inline void ClearSelection() { SetSelection( -1 ); }
    virtual void Unselect( unsigned int row ) = 0;
    virtual void SetSelectionRange( unsigned int from, unsigned int to ) = 0;
    virtual void SetSelections( const wxArrayInt& aSelections ) = 0;

    virtual bool IsSelected( unsigned int row ) const = 0;
    virtual int GetSelection() const = 0;
    virtual int GetSelections( wxArrayInt& aSelections ) const = 0;

  private:
    wxDataViewListModel    *m_model;
    wxList                  m_cols;

  protected:
    DECLARE_DYNAMIC_CLASS_NO_COPY( wxDataViewCtrlBase )
};






class WXDLLIMPEXP_ADV wxDataViewEvent : public wxNotifyEvent {
  public:
    wxDataViewEvent( wxEventType commandType = wxEVT_NULL, int winid = 0 )
      : wxNotifyEvent( commandType, winid ),
        m_col( -1 ),
        m_row( -1 ),
        m_model( NULL ),
        m_value( wxNullVariant ),
        m_editCancelled( false ),
        m_column( NULL ) { }

    wxDataViewEvent( const wxDataViewEvent& event )
      : wxNotifyEvent( event ),
        m_col( event.m_col ),
        m_row( event.m_col ),
        m_model( event.m_model ),
        m_value( event.m_value ),
        m_editCancelled( event.m_editCancelled ),
        m_column( event.m_column ) { }

    int GetColumn() const { return m_col; }
    void SetColumn( int col ) { m_col = col; }
    int GetRow() const { return m_row; }
    void SetRow( int row ) { m_row = row; }
    wxDataViewModel* GetModel() const { return m_model; }
    void SetModel( wxDataViewModel *model ) { m_model = model; }
    const wxVariant &GetValue() const { return m_value; }
    void SetValue( const wxVariant &value ) { m_value = value; }


    void SetDataViewColumn( wxDataViewColumn *col ) { m_column = col; }
    wxDataViewColumn *GetDataViewColumn() { return m_column; }


    bool IsEditCancelled() const { return m_editCancelled; }
    void SetEditCanceled( bool editCancelled ) { m_editCancelled = editCancelled; }

    virtual wxEvent *Clone() const { return new wxDataViewEvent( *this ); }

  protected:
    int m_col;
    int m_row;
    wxDataViewModel *m_model;
    wxVariant m_value;
    bool m_editCancelled;
    wxDataViewColumn *m_column;

  private:
    DECLARE_DYNAMIC_CLASS_NO_ASSIGN( wxDataViewEvent )
};

BEGIN_DECLARE_EVENT_TYPES()
DECLARE_EXPORTED_EVENT_TYPE( WXDLLIMPEXP_ADV, wxEVT_COMMAND_DATAVIEW_ROW_SELECTED, -1 )
DECLARE_EXPORTED_EVENT_TYPE( WXDLLIMPEXP_ADV, wxEVT_COMMAND_DATAVIEW_ROW_ACTIVATED, -1 )
DECLARE_EXPORTED_EVENT_TYPE( WXDLLIMPEXP_ADV, wxEVT_COMMAND_DATAVIEW_COLUMN_HEADER_CLICK, -1 )
DECLARE_EXPORTED_EVENT_TYPE( WXDLLIMPEXP_ADV, wxEVT_COMMAND_DATAVIEW_COLUMN_HEADER_RIGHT_CLICK, -1 )
END_DECLARE_EVENT_TYPES()

typedef void ( wxEvtHandler::*wxDataViewEventFunction )( wxDataViewEvent& );

#define wxDataViewEventHandler(func) \
  (wxObjectEventFunction)(wxEventFunction)wxStaticCastEvent(wxDataViewEventFunction, &func)

#define wx__DECLARE_DATAVIEWEVT(evt, id, fn) \
  wx__DECLARE_EVT1(wxEVT_COMMAND_DATAVIEW_ ## evt, id, wxDataViewEventHandler(fn))

#define EVT_DATAVIEW_ROW_SELECTED(id, fn) wx__DECLARE_DATAVIEWEVT(ROW_SELECTED, id, fn)
#define EVT_DATAVIEW_ROW_ACTIVATED(id, fn) wx__DECLARE_DATAVIEWEVT(ROW_ACTIVATED, id, fn)
#define EVT_DATAVIEW_COLUMN_HEADER_CLICK(id, fn) wx__DECLARE_DATAVIEWEVT(COLUMN_HEADER_CLICK, id, fn)
#define EVT_DATAVIEW_COLUMN_HEADER_RIGHT_CLICKED(id, fn) wx__DECLARE_DATAVIEWEVT(COLUMN_HEADER_RIGHT_CLICK, id, fn)

#endif
